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Differential Equations question

2021 · 17 Mar · Shift 2 · Q33
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  2. /JEE Main
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  4. /Differential Equations
  5. /2021 · 17 Mar · Shift 2 · Q33

Differential Equations question

2021 · 17 Mar · Shift 2 · Q33

JEE MainMathematicsDifferential EquationsMCQ+4 / −1
Let y = y(x) be the solution of the differential equation cos⁡x(3sin⁡x+cos⁡x+3)dy=(1+ysin⁡x(3sin⁡x+cos⁡x+3))dx,0≤x≤π2,y(0)=0\cos x(3\sin x + \cos x + 3)dy = (1 + y\sin x(3\sin x + \cos x + 3))dx,0 \le x \le {\pi \over 2},y(0) = 0cosx(3sinx+cosx+3)dy=(1+ysinx(3sinx+cosx+3))dx,0≤x≤2π​,y(0)=0. Then, y(π3)y\left( {{\pi \over 3}} \right)y(3π​) is equal to :
  1. A
    2log⁡e(3+72)2{\log _e}\left( {{{\sqrt 3 + 7} \over 2}} \right)2loge​(23​+7​)
  2. B
    2log⁡e(33−84)2{\log _e}\left( {{{3\sqrt 3 - 8} \over 4}} \right)2loge​(433​−8​)
  3. C
    2log⁡e(23+1011)2{\log _e}\left( {{{2\sqrt 3 + 10} \over {11}}} \right)2loge​(1123​+10​)
  4. D
    2log⁡e(23+96)2{\log _e}\left( {{{2\sqrt 3 + 9} \over 6}} \right)2loge​(623​+9​)
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